Fw - 40 mm

D - 47 mm

C - 12 mm

C1 - 2,7 mm

Weight - 0,038 Kg

Basic dynamic load rating (C) - 15,1 kN

Basic static load rating (C0) - 26 kN

(Grease) Lubrication Speed - 4 000 r/min

(Oil) Lubrication Speed - 6 000 r/min

• Model Number: BK4012
• Inner Diameter：40mm Outer Diameter：47mm Width：12mm
• Type：Needle Roller Bearings
• Update date：2025-04-22
• Application:roller lathe,bathroom facilities,Control,textile machinery,packaging materials,sanitation facilities,gear type,Air,medical equipment,heating fans,power tools
• Similar models:NBS BK4012 NBS HK4012 IKO TLA4012Z FBJ HK4012 NTN HK4012 KOYO HK4012 Timken HK4012 NTN BK4012 ZEN HK4012 KOYO 34BTM4012A
• BEARING POWER International Trading Co.,Ltd. specialize in BK4012 products，there is large inventory of NTN BK4012 . We has been built up long-term cooperation with NTN company, could make a bulk order of the BK4012 Which NTN BK4012 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  31593/31521	34,925		28,575	KOYO	Tapered Roller Bearings
  3NC6203HT4 GF	17	40	12	KOYO	Deep Groove Ball Bearings
  4T-CR-08A75	38	80	24	NTN	Tapered Roller Bearings
  54307U	35	68	52	NACHI	Thrust Ball Bearings
  628/4-2Z	9	4	3,5	SKF	Deep Groove Ball Bearings
  7006CDT	30	55	13	CYSD	Angular Contact Ball Bearings
  81111TN	55	78	16	NBS	Thrust Roller Bearings
  BPFL3	17			NACHI	Bearing Units
  H-18590/H-18520	41.275	73.025	16.667	NACHI	Tapered Roller Bearings
  HSS71916-E-T-P4S	80	110	16	FAG	Angular Contact Ball Bearings
  LUNE 16-2LS	16			SKF	Linear Bearings
  NJ319-E-M6+HJ319-E	95	200	45	NKE	Cylindrical Roller Bearings
  UCX13	65	125	74.6	NACHI	Deep Groove Ball Bearings
  Y3/8ZZ	.3750	.8750	.2812	ADR	DEEP GROOVE BALL BEARINGS
  150RU30	150	225	56	Torrington	CYLINDRICAL ROLLER BEARINGS
  SFT-10	.6250			Sealmaster	PILLOW BLOCKS
  FL607ZZ	7	19	6	NTN	DEEP GROOVE BALL BEARINGS
  N319	95	200	45	STEYR	CYLINDRICAL ROLLER BEARINGS
  MI-8-N	.5000		.7600	CONSOLIDATED	NEEDLE BEARINGS
  32x47x7mm	32	47	7	CONSOLIDATED	OIL SEALS